force rest even when animation appears to be done

Author: palortoff

src/Collapse.js

@@ -115,17 +115,12 @@ export class Collapse extends React.Component {
       return;
     }
 
-    const hasOpened = isOpened && this.container.style.height === `${contentHeight}px`;
-    const hasClosed = !isOpened && this.container.style.height === '0px';
+    this.container.style.overflow = isOpened ? 'initial' : 'hidden';
+    this.container.style.height = isOpened ? 'auto' : '0px';
 
-    if (hasOpened || hasClosed) {
-      this.container.style.overflow = isOpened ? 'initial' : 'hidden';
-      this.container.style.height = isOpened ? 'auto' : '0px';
-
-      const {onRest} = this.props;
-      if (onRest) {
-        onRest({isFullyOpened, isFullyClosed, isOpened, containerHeight, contentHeight});
-      }
+    const {onRest} = this.props;
+    if (onRest) {
+      onRest({isFullyOpened, isFullyClosed, isOpened, containerHeight, contentHeight});
     }
   };